1/*
2 * Copyright (C) 2008 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "StructureChain.h"
28
29#include "JSObject.h"
30#include "JSCInlines.h"
31#include "Structure.h"
32
33namespace JSC {
34
35const ClassInfo StructureChain::s_info = { "StructureChain", nullptr, nullptr, nullptr, CREATE_METHOD_TABLE(StructureChain) };
36
37StructureChain::StructureChain(VM& vm, Structure* structure)
38 : JSCell(vm, structure)
39{
40}
41
42void StructureChain::destroy(JSCell* cell)
43{
44 static_cast<StructureChain*>(cell)->StructureChain::~StructureChain();
45}
46
47void StructureChain::visitChildren(JSCell* cell, SlotVisitor& visitor)
48{
49 StructureChain* thisObject = jsCast<StructureChain*>(cell);
50 ASSERT_GC_OBJECT_INHERITS(thisObject, info());
51 if (WriteBarrier<Structure>* vector = thisObject->m_vector.get()) {
52 size_t i = 0;
53 while (vector[i])
54 visitor.append(vector[i++]);
55 }
56}
57
58} // namespace JSC
59